It's not hard to download malicious files to your system. That's why before ever executing any files, you should always check to see if any viruses are picked up from many virus scanners. Also be sure to never run programs which ask to enter a username and password, as they can be hijacked and used against you.

The following links are websites where you may upload files or executables, to be scanned through the major virus scanner providers to retrieve a result.Other than sandboxie